Παραπομπή APA

Snedecor, G. W. C. (1968). Statistical methods.

Παραπομπή Chicago Style

Snedecor, George W; Cochran. Statistical Methods. Oxford & IBH Publishing Co. Pvt. Ltd., New Delhi, 1968.

Παραπομπή MLA

Snedecor, George W; Cochran. Statistical Methods. 1968.